on this with the panel. senator john kerry has been confirmed as the next secretary of state. senators easily approved the nomination this afternoon, following the endorsement by the foreign relations committee kerry used to lead. the vote was # 4 in favor -- # 4 in favor, three against and up with present. massachusetts democratic governor dvlll patrick is expected to name interim replacement senator tomorrow. outgoing secretary of state hillary clinton will be greta van susteren's guest tonight. topics include iran, afghanistan a benghazi. >> with respect do we go back, let me explain why we are there. this was the heart of the libyan revolution. we knew there were dangerous people in and around benghazi. we also knew that there were a lot of loose weapons and part of what we were doing there was trying to get leads on recovering those loose weapons. and we knew that there were smuggling routes that could go to egypt, sinai and threaten israel. there were important reasons why we were there, not just the state department but other government agencies. whether or when we go back will depend on the se